Parallels Access 3.0 introduces Game Mode for iOS, which provides better experience playing games remotely on an iPad. The Game Mode includes configurable gamepad and it remembers preset options for each game you play.
The Game Mode is enabled in Parallels Access settings. Start a game remotely, click on the cogwheel, then click on the Game Mode icon.
You can select the type of game to get presets for it.
If you need to configure the presets or remove buttons from the gamepad, click on the Edit option in the top right corner of the screen and and click in preset options icon, as shown in the screenshot:
If you need more configuration options, click on the plus sign from the Edit menu:
Click on Done after you finish the configuration.